RU2007115406A - METHOD AND DEVICE FOR TRANSMISSION OF INFORMATION IN A SYSTEM USING VARIOUS TRANSMISSION PROTOCOLS - Google Patents
METHOD AND DEVICE FOR TRANSMISSION OF INFORMATION IN A SYSTEM USING VARIOUS TRANSMISSION PROTOCOLS Download PDFInfo
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- RU2007115406A RU2007115406A RU2007115406/09A RU2007115406A RU2007115406A RU 2007115406 A RU2007115406 A RU 2007115406A RU 2007115406/09 A RU2007115406/09 A RU 2007115406/09A RU 2007115406 A RU2007115406 A RU 2007115406A RU 2007115406 A RU2007115406 A RU 2007115406A
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- symbol
- time interval
- transmission protocol
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
- H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
- H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
1. Способ в системе беспроводной связи, содержащий этапы, на которыхопределяют, является ли смежным первый временной интервал одного протокола передачи со вторым временным интервалом другого протокола передачи;определяют, является ли смежным первый символ, находящийся в пределах первого временного интервала, со вторым символом второго временного интервала;увеличивают мощность пилот-сигнала первого символа; ивыполняют оценку канала на первом символе.2. Способ по п.1, также содержащий этап, на которомувеличивают количество пилот-поднесущих для первого символа или в дополнение или вместо увеличения мощности пилот-сигнала первого символа.3. Способ по п.1, в котором упомянутый этап определения того, является ли смежным первый временной интервал одного протокола передачи со вторым временным интервалом другого протокола передачи, также содержит этап, на котором определяют, является ли смежным первый временной интервал широковещательной передачи со вторым временным интервалом одноадресной передачи.4. Способ по п.3, в котором широковещательная передача содержит службу усовершенствованного мультимедийного вещания/групповой передачи (E-MBMS).5. Способ по п.1, в котором упомянутый первый и второй символы содержат символ ортогонального частотного мультиплексирования (OFDM).6. Устройство, находящееся в системе беспроводной связи, содержащее:средство для определения того, является ли смежным первый временной интервал одного протокола передачи со вторым временным интервалом другого протокола передачи;средство для определения того, является ли смежным первый символ, находящийся в пределах первого временного интервала, с1. A method in a wireless communication system, comprising the steps of determining whether the first time interval of one transmission protocol is adjacent to the second time interval of another transmission protocol; determining whether the first symbol within the first time interval is adjacent to the second symbol of the second time interval; increasing the power of the pilot signal of the first symbol; and performing channel estimation on the first symbol. 2. The method of claim 1, further comprising increasing the number of pilot subcarriers for the first symbol, either in addition to or instead of increasing the pilot power of the first symbol. The method of claim 1, wherein said step of determining whether the first timeslot of one transmission protocol is adjacent to the second timeslot of the other transmission protocol also comprises determining whether the first timeslot of the broadcast transmission is adjacent to the second timeslot unicast.4. The method of claim 3, wherein the broadcast comprises an Evolved Multimedia Broadcast/Multicast Service (E-MBMS). The method of claim 1, wherein said first and second symbols comprise an Orthogonal Frequency Multiplexing (OFDM) symbol. A device located in a wireless communication system, comprising: means for determining whether the first time interval of one transmission protocol is adjacent to the second time interval of another transmission protocol; means for determining whether the first symbol within the first time interval is adjacent, with
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61267904P | 2004-09-24 | 2004-09-24 | |
US60/612,679 | 2004-09-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2007115406A true RU2007115406A (en) | 2008-10-27 |
RU2375828C2 RU2375828C2 (en) | 2009-12-10 |
Family
ID=35515625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2007115406/09A RU2375828C2 (en) | 2004-09-24 | 2005-09-23 | Method and device for transmitting information in system using different transmission protocols |
Country Status (15)
Country | Link |
---|---|
US (2) | US8102926B2 (en) |
EP (1) | EP1792453B1 (en) |
JP (5) | JP4550902B2 (en) |
KR (1) | KR100909262B1 (en) |
CN (3) | CN101841510B (en) |
AU (1) | AU2005289789B2 (en) |
BR (1) | BRPI0515900A (en) |
CA (1) | CA2580963A1 (en) |
IL (1) | IL181994A0 (en) |
MX (1) | MX2007003447A (en) |
MY (1) | MY143990A (en) |
RU (1) | RU2375828C2 (en) |
TW (1) | TW200637287A (en) |
UA (1) | UA88026C2 (en) |
WO (1) | WO2006036759A1 (en) |
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2005
- 2005-09-23 WO PCT/US2005/034048 patent/WO2006036759A1/en active Application Filing
- 2005-09-23 RU RU2007115406/09A patent/RU2375828C2/en active
- 2005-09-23 AU AU2005289789A patent/AU2005289789B2/en not_active Ceased
- 2005-09-23 TW TW094133099A patent/TW200637287A/en unknown
- 2005-09-23 MY MYPI20054490A patent/MY143990A/en unknown
- 2005-09-23 CN CN201010183369.2A patent/CN101841510B/en active Active
- 2005-09-23 JP JP2007533637A patent/JP4550902B2/en not_active Expired - Fee Related
- 2005-09-23 EP EP05798643.2A patent/EP1792453B1/en active Active
- 2005-09-23 UA UAA200704507A patent/UA88026C2/en unknown
- 2005-09-23 MX MX2007003447A patent/MX2007003447A/en active IP Right Grant
- 2005-09-23 CN CN201210402893.3A patent/CN102916795B/en active Active
- 2005-09-23 CN CN200580032368.5A patent/CN101027882B/en active Active
- 2005-09-23 KR KR1020077008890A patent/KR100909262B1/en active IP Right Grant
- 2005-09-23 BR BRPI0515900-8A patent/BRPI0515900A/en not_active IP Right Cessation
- 2005-09-23 US US11/234,723 patent/US8102926B2/en active Active
- 2005-09-23 CA CA002580963A patent/CA2580963A1/en not_active Abandoned
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2007
- 2007-03-18 IL IL181994A patent/IL181994A0/en unknown
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- 2010-05-17 JP JP2010113601A patent/JP5384427B2/en not_active Expired - Fee Related
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2011
- 2011-12-20 US US13/332,274 patent/US9049066B2/en active Active
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2012
- 2012-07-24 JP JP2012163836A patent/JP5675723B2/en not_active Expired - Fee Related
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2013
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2014
- 2014-07-15 JP JP2014145155A patent/JP5847894B2/en not_active Expired - Fee Related
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